class_name cLocationManager
extends Node

var locationsJSON: Dictionary
var locations: Array

enum eCharacter {
	CONSTRUCT,
	YOSHIDA,
	AKERS,
	FLESHER
}

# Called when the node enters the scene tree for the first time.
func _init() -> void:
	print("Init location manager")
	locationsJSON = Global.loadJSON("res://Data/locations.json")

	_cache()
	
# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta: float) -> void:
	pass

func _cache() -> void:
	var location: cLocation
	for l in locationsJSON:
		location = cLocation.new(int(l), locationsJSON)
		locations.append(location)

func setLocationByID(character: eCharacter, currentLocationID: int, newLocationID: int) -> void:
	
	pass
	
func setLocationBy(character: eCharacter, currentLocation: cLocation, newLocation: cLocation) -> void:
	
	pass

func getCharacterLocation(character: eCharacter) -> cLocation:
	
	return null

func clearLocation(character: eCharacter) -> void:
	
	pass

# Mainly for the flesher enemy
# Will pick a random location, has the option to exclude locations which are not connected
# If the office is picked, it will by default roll back to the hangar to prevent an unfair death
func randomLocation(
						currentLocation: int = 0,
						teleport: bool = false,
						allowOffice: bool = false,
					) -> cLocation:
	if teleport:
		var location: cLocation = locations[currentLocation]
		var validLocations = location.connections
		
		return validLocations.pick_random()
	else:
		var location: cLocation = locations.pick_random()
		if not allowOffice && location.id == 0: location = locations[1]
		return location

func canMove(currentLocation: int, newLocation: int) -> bool:
	var locationA: cLocation = locations[currentLocation]
	var locationB: cLocation = locations[newLocation]
	
	if locationB.connections.has(locationA.id):
		return true
	else:
		return false

func getLocation(location: int) -> cLocation:
	return locations[location]